<?php

/**
 * UserIdentity represents the data needed to identity a user.
 * It contains the authentication method that checks if the provided
 * data can identity the user.
 */
class UserIdentity extends CUserIdentity
{
	/**
	 * Authenticates a user.
	 * The example implementation makes sure if the username and password
	 * are both 'demo'.
	 * In practical applications, this should be changed to authenticate
	 * against some persistent user identity storage (e.g. database).
	 * @return boolean whether authentication succeeds.
	 */

	private $_id;
	private $_flag;

	public function authenticate()
	{
		$this->password = md5(Constants::$salt.$this->password);
		$member = Member::model()->findByAttributes(array("username"=>$this->username, "pass"=>$this->password));
		if(empty($member)){
			$this->errorCode=self::ERROR_PASSWORD_INVALID;
		}else{
			$this->errorCode=self::ERROR_NONE;
			$this->_id = $member->id;
		}
		return !$this->errorCode;
	}

	public function getId()
	{
		return $this->_id;
	}
	public function getFlag($pk)
	{
		$member = Member::model()->findByPK($pk);
		return $member->flag;
	}
	public function getUserDetail($pk)
	{
		$member_detail = MemberDetails::model()->findByPK($pk);
		return $member_detail;
	}
}